{"product_id":"nemix-ram-memory-compatible-with-hp-z640-workstation","title":"HP Z640 Workstation - DDR4 2400MHz PC4-19200 - RDIMM","description":"\u003cp\u003eNEMIX RAM memory upgrades for the HP Z640 Workstation: DDR4-2400 PC4-19200 ECC Registered (RDIMM) modules, 8GB and 16GB, sold as single modules and matched kits of up to 8, selected as drop-in, compatibility-tested replacements. 1.2V, 288-pin, JEDEC-compliant.\u003c\/p\u003e\u003cp\u003eThe HP Z640 Workstation is built for one or two Intel Xeon E5-1600 or E5-2600 v3\/v4 processors. It has 8 DDR4 DIMM slots and supports up to 128GB with 16GB RDIMMs. HP lists DDR4-2400 registered memory for the Z640; the processor sets the running speed (2400, 2133 or 1866 MT\/s). Four slots are on the system board and four on the optional second-processor memory module; a one-processor system has 4 slots (64GB with RDIMMs). For more capacity HP supports 32GB LRDIMMs; RDIMMs and LRDIMMs cannot be mixed. For LRDIMMs, see the \u003ca href=\"https:\/\/nemixram.com\/products\/z640-z640-d-memory-upgrade\"\u003eHP Z640 LRDIMM listing\u003c\/a\u003e. Install identical modules in matched sets, following the slot order HP gives for each processor; the system runs memory at the speed its processor supports.\u003c\/p\u003e\u003cp\u003eResearched, matched, and compatibility-tested by NEMIX RAM, a US-based memory specialist since 1993, and backed by a lifetime warranty. Purchase orders, net terms, and volume pricing are available for workstation fleet refreshes; contact our sales team for a quote.\u003c\/p\u003e","brand":"NEMIX RAM","offers":[{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 8GB (1X8GB)","offer_id":53402307297592,"sku":"MR19200-818K1-HPZ640","price":76.99,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 16GB (1X16GB)","offer_id":53402307330360,"sku":"MR19200-628K1-HPZ640","price":113.99,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 16GB (2X8GB)","offer_id":53402307363128,"sku":"MR19200-818K2-HPZ640","price":153.95,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 32GB (2X16GB)","offer_id":53402307395896,"sku":"MR19200-628K2-HPZ640","price":227.95,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 32GB (4X8GB)","offer_id":53402307428664,"sku":"MR19200-818K4-HPZ640","price":307.95,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 64GB (4X16GB)","offer_id":53402307461432,"sku":"MR19200-628K4-HPZ640","price":455.95,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 64GB (8X8GB)","offer_id":53402307494200,"sku":"MR19200-818K8-HPZ640","price":610.99,"currency_code":"USD","in_stock":true},{"title":"RDIMM \/ DDR4 2400MHz PC4-19200 \/ 128GB (8X16GB)","offer_id":53402307526968,"sku":"MR19200-628K8-HPZ640","price":904.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/9597\/0104\/files\/3500PX_e27c08d0-521a-429b-8e4c-da6338e2ef6f.jpg?v=1792423105","url":"https:\/\/nemixram.com\/products\/nemix-ram-memory-compatible-with-hp-z640-workstation","provider":"NEMIX RAM","version":"1.0","type":"link"}